Full title reads: "Off California. The Big Guns Roar! World hears - and sees - Uncle Sam's Fleet thunder in great concentration shot at hidden target controlled by wireless."
California, United States of America.
Several warships (dreadnoughts) of the US Navy at sea.
Side shot of one of the ships. These battleships have 14 and 16 inch guns. Lots of nice shots of the battleships at sea - their guns have a range of around 18 miles.
Biplane takes off from aircraft carrier to act as a spotter as the ships approach the fire testing range.
(Sound track runs out so no sync sound of guns firing)
Good shots of the ships guns firing at a target some distance away which is radio controlled.
High angle shots looking down on guns as they fire.
More shots of the ships firing. Intercut with closer shots of barrels of guns.